* Revert "remove tombstones (#426)"
This reverts commit aa6bab40e8.
* tombstones don't hide storage or account anymore
* auto-format code by prettier (similar to gofmt)
* wow, it works.....
* small simplification, but need make it more clear
* rebase to master
* rebase to master
* rebase to master
* re-run ci
* clean test files
* badger v2 investigation
* buf pool - use native New method and avoid double checks
* db.Open prototype
* db.Tx/Bucket/Cursor prototypes
* Chained config
* Item concept added
* save changes to test on master
* make hack resumable
* Design document v0
* Cursor concept
* less brackets syntax of cursor builder
* benchmarks
* cleanup fs
* test for context cancelations
* test for context cancelations
* test for cursor.Prefix option
* add ForEachKey method
* add ForEachKey method
* add naming explanation
* experiment of non-pointers cursor/bucket
* .Bucket() and .Cursor() doesn't returns error
* .Bucket() and .Cursor() doesn't returns error
* .Bucket() and .Cursor() doesn't returns error
* remove CursorOpts concept
* more test-cases
* simplify open api
* Tx, Bucket, Cursor - now are interfaces
* Tx, Bucket, Cursor - now are interfaces
* switch to interfaces
* rebase master
Co-authored-by: alex.sharov <alex.sharov@lazada.com>
* squash commits
* enable storage cache
* make linter happy
* fix subtree prefix len check
* save cahnges to test master
* remove restriction on prefix len
* fix comparison of last bits
* fix wrong alignment
* remove debug prints
* commit current state
* commit current state
* avoid changing state of resolver from multiwalk
* remove debug code
* remove debug code
* remove debug code
* remove unnecessary copy
* make code more readable
* reduce rebuildHashes initial resolution
* fix test after rebase to master
* make code more readable
* improve pruner
* pruner add IntermediateCache bucket
* fix panic in Walk on short keys
* reduce allocations for storage keys decompression by increasing default buffer size
* re-run CI
* fix iterator behaviour
* rename cache to hash for unification
* re-run ci
* avoid using underlying DB
* hash all subtree nodes before unload
* fix getNode method
* need to check node type, not parent - before put to hashBucket
* return back parent type check, doesn't work without it.
* don't recalculate hash again
* move unloadFunc from trie to pruner
* rename bucket to shorter name
* rename bucket to shorter name
* clean
* rebase to master
